Answer:
linguistic
Explanation:
In simple words, Individuals who want to use AAC suffer serious verbal communication disabilities that are marked by voice, vocabulary, reading , as well as writing disabilities.
Linguistic maturity requires the understanding and skills to use the language(s) spoken and published within the family and culture of the person (see Language in Brief), and also the skill and expertise to use the AAC system's programming language (representations, vocabulary, punctuation).
B. Vertical relation indicates that the person at the higher level are of higher status. Parallel means that the people are of equal level or direction. Circular may means that the group of people are of the same level while Horizontal may means that the people are on the same level.
You find out the theme. Which is the underlying messages a story gives. Then provide evidence that supports the theme.
There needs to be a comma after timid.